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Boiler Carbon Steel Tube High Hardness Anti Corrosion OD 19.05mm - 168.3mm

Categories Carbon Steel Tube
Brand Name: Y & G
MOQ: Negotiation
Price: Negotiable
Payment Terms: L/C, T/T
Supply Ability: 8000MT/Month
Delivery Time: 25-35 days
Packaging Details: Exporting package/wooden box / per customers’ requirement
Material: STB340, STB410, STB510
Standard: JIS G3461
OD: 19.05 ~ 168.3mm
Wall Thickness: 2.0~14mm
Application: Boiler Tube
Mark: As requirement
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    Boiler Carbon Steel Tube High Hardness Anti Corrosion OD 19.05mm - 168.3mm

    JIS G3461 STB340 Carbon Steel Tubes For Boiler OD 19.05mm ~ 168.3mm


    Standard: JIS G3461


    Main steel grades: STB340, STB410, STB510


    Application: JIS G3461 steel tube can be widely used as boiler water tube, smoke tube, superheater tube, air preheating tube, accessories for transferring heat inside and outside the pipe.


    Chemical Requirements & Mechanical Proterties:

    StandardGradesChemical composition
    CSiMnPSCrMoCuNiV
    JIS G3461STB340≤0.18≤0.350.30~0.60≤0.035≤0.035/////
    STB410≤0.32≤0.350.30~0.80≤0.035≤0.035/////
    STB510≤0.25≤0.351.00~1.50≤0.035≤0.035/////

    StandardGrades

    Tensile strength

    (MPa)

    Tensile strength

    (MPa)

    Elongation (%)
    JIS G3461STB340≥340≥175≥35
    STB410≥410≥255≥25
    STB510≥510≥295≥25


    Mark: As required.


    Inspection and Test: chemical composition test, mechanical properties test(tensile, yield, elongation), process properties test(flatting, flaring, bending, hardness, impact, etc.), appearance and size test, non-destructive inspection test, hydrostastic test.


    Delivery status: Annealed, normalized, normalized+Tempered, etc.


    End: plain end, beveled end, threaded


    End protection: plastic caps


    Outside coating: black painting, anti-corrosion oil,galvanized finish, finish as per customer requirements.


    Packing: Exporting package/wooden box /as requirement.



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